Lecture 25 -- Endocrine system pt 2

Question 1

LO1: name hormones produced by Thymus. State their functions.

what is the thymus?

Answer 1

site of maturation for T cells (immune defense)

undergoes involution (shrinkage) w/ age

Question 2

LO1: name hormones produced by Thymus. State their functions.

name the 3 hormones:

Answer 2

thymopoietin
thymosin
thymulin

Question 3

LO1: name hormones produced by Thymus. State their functions.

state the functions of the 3 hormones:

Answer 3

lymphatic organs development

regulate the development and activity of T cells

Question 4

LO2: which hormones does the thyroid gland produce?

thyroid gland is shaped like a ___. It is joined by a narrow bridge of tissue called the ___.

thyroid gland is mostly composed of ___.

Answer 4

butterly

isthmus

sacs

Question 5

LO2: which hormones does the thyroid gland produce?

components of thyroid and what they secrete:

Answer 5

follicle = colloid + simple cuboidal epithelium of follicular cells + parafollicular cells

follicular cells – thyroid hormone (TH) –> T4 + T3

parafollicular cells (or clear (C) cells) – calcitonin

colloid – thyroglobulin (Tg)